Shredder



FIG. 1 is a front perspective view of a shredder showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevation view thereof; and,

FIG. 7 is a right side elevation view thereof.

The features shown in broken lines in the various figures are for illustrating environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a shredder, as shown and described. 